—John,you      goouttoplayuntilyourhomework      .  —OK...

问题详情：

— John, you       go out to play until your homework       .  

—OK, Mum.

   A. must; finishes                 B. can’t; is finished  

   C. can’t; has finished          D. needn’t; finishes

【回答】

B

知识点：相似 相近词比较

题型：选择题